451

Years: 447 448 449 450 - 451 - 452 453 454 455
Decades: 420s 430s 440s - 450s - 460s 470s 480s
Centuries: 4th century - 5th century - 6th century

Events

April 7 - The Huns sack Metz
June 20 - Attila, king of the Huns is defeated at Troyes by Aëtius in the Battle of Chalons.
Thorismund succeeds Theodorid his father as king of the Visigoths.
October 8 - Council of Chalcedon, Ecumenical council of the Christian church. As a result of this council the Oriental Orthodox churches became a separate communion.
Jerusalem becomes a Patriarchate.
The Oriental Orthodox churches separate from the rest of the church.
Dioscorus of Alexandria is deposed as Patriarch of Antioch.
Sassanid ruler Yazdegerd II of Persia's decree abolishes the Sabbath and orders executions of Jewish leaders, including the Exilarch Mar Nuna.
Battle of Vartanantz: Armenian army is defeated and Saint Vartan dies. For the Armenians, it has gone down in Armenian history as the greatest spiritual and moral victory.
In Italy, refugees flee to swamp areas where is a modern-day Venice